[dpdk-dev] [PATCH v2 17/17] doc: update mlx5 support for conntrack

[Bing Zhao <bingz@nvidia.com>]

In the release notes and mlx5 NIC document, the support and
limitation of connection tracking are added.

Signed-off-by: Bing Zhao <bingz@nvidia.com>
---
 doc/guides/nics/features/default.ini   |  1 +
 doc/guides/nics/features/mlx5.ini      |  1 +
 doc/guides/nics/mlx5.rst               | 14 ++++++++++++++
 doc/guides/rel_notes/release_21_05.rst |  2 ++
 4 files changed, 18 insertions(+)

diff --git a/doc/guides/nics/features/default.ini b/doc/guides/nics/features/default.ini
index 8046bd121e..0deb4ef547 100644
--- a/doc/guides/nics/features/default.ini
+++ b/doc/guides/nics/features/default.ini
@@ -66,6 +66,7 @@ Module EEPROM dump   =
 Registers dump       =
 LED                  =
 Multiprocess aware   =
+Connection tracking  =
 FreeBSD              =
 Linux                =
 Windows              =
diff --git a/doc/guides/nics/features/mlx5.ini b/doc/guides/nics/features/mlx5.ini
index ddd131da16..45dbe75d07 100644
--- a/doc/guides/nics/features/mlx5.ini
+++ b/doc/guides/nics/features/mlx5.ini
@@ -45,6 +45,7 @@ Stats per queue      = Y
 FW version           = Y
 Module EEPROM dump   = Y
 Multiprocess aware   = Y
+Connection tracking  = Y
 Linux                = Y
 Windows              = P
 ARMv8                = Y
diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index 2bb4f18a08..238da94118 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -107,6 +107,7 @@ Features
 - 21844 flow priorities for ingress or egress flow groups greater than 0 and for any transfer
   flow group.
 - Flow metering, including meter policy API.
+- Connection tracking.
 
 Limitations
 -----------
@@ -418,6 +419,14 @@ Limitations
      - RED: must be DROP.
   - meter profile packet mode is supported.
 
+- Connection tracking:
+
+  - connection tracking (conntrack) couldn't co-exist with ASO meter, ASO age action in a single flow rule.
+  - Flow rules insertion rate and memory consumption.
+  - software limitation:
+     - ports: a maximal number of 256.
+     - conntrack: a maximal number of 4M.
+
 Statistics
 ----------
 
@@ -1680,6 +1689,11 @@ Supported hardware offloads
    |                       | | rdma-core 35  | | rdma-core 35  |
    |                       | | ConnectX-5    | | ConnectX-5    |
    +-----------------------+-----------------+-----------------+
+   | Connection tracking   | |               | | DPDK 21.05    |
+   |                       | |     N/A       | | OFED 5.3      |
+   |                       | |               | | rdma-core 35  |
+   |                       | |               | | ConnectX-6 Dx |
+   +-----------------------+-----------------+-----------------+
 
 .. table:: Minimal SW/HW versions for shared action offload
    :name: sact
diff --git a/doc/guides/rel_notes/release_21_05.rst b/doc/guides/rel_notes/release_21_05.rst
index efd68e8c7c..4c4c37ef87 100644
--- a/doc/guides/rel_notes/release_21_05.rst
+++ b/doc/guides/rel_notes/release_21_05.rst
@@ -166,6 +166,8 @@ New Features
   * Added support for ASO (Advanced Steering Operation) meter.
   * Added support for ASO metering by PPS (packet per second).
   * Added support for the monitor policy of Power Management API.
+  * Added support for connection tracking action and item as well as context create,
+    destroy, update and query.
 
 * **Updated NXP DPAA driver.**
 
-- 
2.27.0